Oligocene Series: Difference between revisions

Latest revision as of 16:11, 3 March 2017

There are currently no known geologic units of Oligocene age in Illinois.

Revision as of 16:11, 3 March 2017 (view source) Jennifer.Obrad (talk \| contribs) m (IlLex moved page Oliocene Series to Oligocene Series without leaving a redirect) ← Older edit		Latest revision as of 16:11, 3 March 2017 (view source) Jennifer.Obrad (talk \| contribs) mNo edit summary
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	There are currently no known geologic units of ~~Oliocene~~ age in Illinois.		There are currently no known geologic units of Oligocene age in Illinois.